Importing the integrated version of ORPL, from https://github.com/simonduq/orpl, commit 1b838bf4df8af9a99f1fb23bac61d9d3fe862234
Update to version 155cb2c9b379e1d7b3d7ffba3c99876d8c4980d9
Merge pull request #7 from simonduq/orpl-integrated

ORPL module